attempt to fix pipelines (#1087)

Author: Joao-Dionisio

.github/workflows/coverage.yml

@@ -36,7 +36,7 @@ jobs:
       - name: Prepare python environment
         run: |
           python -m pip install --upgrade pip
-          python -m pip install --group coverage
+          python -m pip install --group coverage || python -m pip install networkx cython pytest-cov numpy
 
       - name: Install PySCIPOpt
         run: |

.github/workflows/integration-test.yml

@@ -34,7 +34,7 @@ jobs:
       - name: Prepare python environment
         run: |
           python -m pip install --upgrade pip
-          python -m pip install --group test-full
+          python -m pip install --group test-full || python -m pip install networkx pytest-cov numpy
 
       - name: Install PySCIPOpt
         run: python -m pip install .
@@ -70,7 +70,7 @@ jobs:
         shell: powershell
         run: |
           python -m pip install --upgrade pip
-          python -m pip install --group test-full
+          python -m pip install --group test-full || python -m pip install networkx pytest-cov numpy
 
       - name: Install PySCIPOpt
         shell: powershell
@@ -107,7 +107,7 @@ jobs:
       - name: Prepare python environment
         run: |
           python -m pip install --upgrade pip
-          python -m pip install --group test-full
+          python -m pip install --group test-full || python -m pip install networkx pytest-cov pytest numpy
 
       - name: Install PySCIPOpt
         run: |

.github/workflows/update-packages-and-documentation.yml

@@ -49,7 +49,7 @@ jobs:
       - name: Prepare python environment
         run: |
           python -m pip install --upgrade pip
-          python -m pip install --group test-full
+          python -m pip install --group test-full || python -m pip install wheel cython networkx pytest-cov
 
       - name: Install PySCIPOpt
         run: python -m pip install .
@@ -86,7 +86,7 @@ jobs:
         shell: powershell
         run: |
           python -m pip install --upgrade pip
-          python -m pip install --group test-full
+          python -m pip install --group test-full || python -m pip install wheel cython networkx pytest-cov
       - name: Install PySCIPOpt
         shell: powershell
         run: |